/*
    变量
*/
@import "../css/01.css";
.d1 {
  background: pink;
  color: red;
  border: 1px dashed red;
  font-size: 40px;
  font-weight: bold;
}
.hello {
  border: 1px solid #ccc;
  font-size: 20px;
  font-weight: bold;
}